Saturday
November 1, 2014

Posts by hamad


Total # Posts: 3

Physics
A speeding motorcyclist is traveling at a constant speed of 31.1 m/s when he passes a police car parked on the side of the road. The radar, positioned in the police car's rear window, measures the speed of the motorcycle. At the instant the motorcycle passes the police car...
September 5, 2014

physics
A package is dropped at time t=0 from a helicopter S that is descending steadily at a speed vi. (a) What is the speed of the package in terms of vi, g, and t? (b) What vertical distance d is it from the helicopter in terms of g and t? (c) What are the answers to parts (a) and...
September 24, 2013

science
the half-life of iodine-131 is 8 days. how much iodine-131 will be left after 8 days if you have an initial mass of 1g ?
September 28, 2007

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